Please xplain me the soln just give me who is doctr,who is shop keeper ...etc?

in a group of 5 persons a,b,c,d,e one of the person is advocate, one is doctor, one businesses man, one shop keeper and one is professor. three of them a,c,and professor prefer playing cricket to foot ball and two of them b and businessman prefer playing foot ball to cricket. the shop keeper and b and a are friends but two of these prefer playing foot ball to cricket. the advocate is c's brother and both play same game . the doctor and e play cricket.